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The Single UNIX &reg; Specification, Version 2<br>
Copyright &copy; 1997 The Open Group

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<h4><a name = "tag_000_001_377">&nbsp;</a>NAME</h4><blockquote>
cbrt - cube root function
</blockquote><h4><a name = "tag_000_001_378">&nbsp;</a>SYNOPSIS</h4><blockquote>
<pre><code>

#include&nbsp;&lt;math.h&gt;

double cbrt(double <i>x</i>);
</code>
</pre>
</blockquote><h4><a name = "tag_000_001_379">&nbsp;</a>DESCRIPTION</h4><blockquote>
The
<i>cbrt()</i>
function computes the cube root of <i>x</i>.
</blockquote><h4><a name = "tag_000_001_380">&nbsp;</a>RETURN VALUE</h4><blockquote>
On successful completion,
<i>cbrt()</i>
returns the cube root of <i>x</i>.  If <i>x</i> is NaN,
<i>cbrt()</i>
returns NaN and <i>errno</i> may be set to [EDOM].
</blockquote><h4><a name = "tag_000_001_381">&nbsp;</a>ERRORS</h4><blockquote>
The
<i>cbrt()</i>
function may fail if:
<dl compact>

<dt>[EDOM]<dd>The value of
<i>x</i>
is NaN.

</dl>
</blockquote><h4><a name = "tag_000_001_382">&nbsp;</a>EXAMPLES</h4><blockquote>
None.
</blockquote><h4><a name = "tag_000_001_383">&nbsp;</a>APPLICATION USAGE</h4><blockquote>
None.
</blockquote><h4><a name = "tag_000_001_384">&nbsp;</a>FUTURE DIRECTIONS</h4><blockquote>
None.
</blockquote><h4><a name = "tag_000_001_385">&nbsp;</a>SEE ALSO</h4><blockquote>
<i><a href="math.h.html">&lt;math.h&gt;</a></i>.
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UNIX &reg; is a registered Trademark of The Open Group.<br>
Copyright &copy; 1997 The Open Group
<br> [ <a href="../index.html">Main Index</a> | <a href="../xshix.html">XSH</a> | <a href="../xcuix.html">XCU</a> | <a href="../xbdix.html">XBD</a> | <a href="../cursesix.html">XCURSES</a> | <a href="../xnsix.html">XNS</a> ]

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